Is EFUSE_W140 the same as EFUSE-W140?

Yes. EFUSE_W140, EFUSE W140, and EFUSE-W140 are alternate spellings of the same Tesla alert code. Also written as: EFUSE-W140, EFUSE_W140, EFUSE W140, EFUSE_w140_frunkBECSelfTestFail, efuse_w140_frunkbecselftestfail.

What symptoms can EFUSE-W140 cause?

Electronic Fuse alert: This alert is for data collection purposes only. Related vehicle feature may be reduced or unavailable Alert visible in the Tesla app: This alert is for data collection purposes only.

What should I check for EFUSE-W140?

1. Reboot the vehicle by holding both scroll wheels for 10 seconds 2. Check for pending OTA software updates in Controls > Software 3. If the alert persists, schedule a Tesla Service appointment 4. Describe the alert code and any symptoms when booking service

Is it safe to drive with EFUSE-W140?

🟡 Check the vehicle display for drive or charge restrictions and schedule service promptly.

TESLA Warning

EFUSE-W140

EFUSE_w140_frunkBECSelfTestFail

Also written as EFUSE_W140 / EFUSE W140 / EFUSE_w140_frunkBECSelfTestFail / efuse_w140_frunkbecselftestfail

System

EFUSE

Electronic Fuse

Type

Warning

Why does the exact Tesla alert ID matter?

Record the exact alert ID, including underscores, suffixes, and companion alerts. Tesla alerts that look similar can point to different modules, timestamps, and service procedures.

What does EFUSE-W140 mean?

Tesla warning code in the Electronic Fuse (EFUSE) module. This alert is for data collection purposes only.

Original Description

This alert is for data collection purposes only.

Affected Tesla Models

Model SModel XModel 3Model Y

What You May Notice

Electronic Fuse alert: This alert is for data collection purposes only.
Related vehicle feature may be reduced or unavailable
Alert visible in the Tesla app: This alert is for data collection purposes only.

How to Diagnose and Resolve

1 Reboot the vehicle by holding both scroll wheels for 10 seconds
2 Check for pending OTA software updates in Controls > Software
3 If the alert persists, schedule a Tesla Service appointment
4 Describe the alert code and any symptoms when booking service

Severity Notes

EFUSE-W140 is a Warning in the Electronic Fuse system. Schedule service soon. Monitor your vehicle for additional warnings.

Other EFUSE Codes

EFUSE_w001 EFUSE_w010 Tesla warning code in the Electronic Fuse (EFUSE) module. Th... EFUSE_w012 Tesla warning code in the Electronic Fuse (EFUSE) module. Th... EFUSE_w013 EFUSE_w015 EFUSE_w021 EFUSE_w022 EFUSE_w041

View all EFUSE codes →